What will be the output if we replace the line $num = preg_grep( /[0-5]/ , $number); with $num = preg_grep( /[0-5]/ , $number, PREG_GREP_INVERT);?

Question

TuteeHUB · Accepted Answer

Array([1]=> 1)

TuteeHUB · Answer

Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5)

TuteeHUB · Answer

Array([2]=>two [3]=>three [4]=>four)

TuteeHUB · Answer

Array([1]=> 1)

TuteeHUB · Answer

Array([0]=>0 [5]=>5)

1.	What will be the output if we replace the line $num = preg_grep( /[0-5]/ , $number); with $num = preg_grep( /[0-5]/ , $number, PREG_GREP_INVERT);?
A.	Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5)
B.	Array([2]=>two [3]=>three [4]=>four)
C.	Array([1]=> 1)
D.	Array([0]=>0 [5]=>5)
Answer» C. Array([1]=> 1)

Discussion